If your run is 100 ft, it is not going to make much difference what descent
cable you run. I would go with LMR 400 ultra flex and be done with it.
About .8 db loss for 100 ft.
I have runs in excess 400 ft, so I use LMR 600 for the runs to my towers.
Dick, K8ZTT
On Sat, Nov 10, 2018, 15:45 Jim <jimw7ry@gmail.com wrote:
> I like to use a jumper at the top of the tower.
>
> You cant reach the feed point on some antennas so you HAVE to have one.
>
> Also, easier to hook the antenna up by putting on the feed harness and
> weatherproof on the ground. Not on top of the tower.
>
> Then you can hook up to the main line going down the tower.
>
> Use mating connectors, (UHF male and UHF female, or N-male and N-female)
> so you don't have to use and adapter. they seal it up well.
>
> If you have to remove the antenna, then simply unhook the connector. No
> need to cut the feedline or install a connector at the top of the tower.
>
> If you want to put the connection inside of a piece of PVC pipe for a
> "house" of the top of the connector, you are guaranteed not to have
> water in it.
>
>
> 73
>
> Jim W7RY (professional tower guy for 40 years).
>
>
>
> Thanks
> 73
> Jim W7RY
>
> On 11/10/2018 4:26 PM, Jim Miller wrote:
> > You could make the whole run including rotor loop with BuryFlex.
> >
> > jim ab3cv
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